IsoGrego

Find the top n Gregorian chants most similar to a given one, sorted by cosine TF-IDF similarity of the GABC files.

Last sync with GregoBase: 2025-12-19. Max GregoBase ID: 20393.

🎩 tip: "How to compute the similarity between two text documents?" StackOverflow question. Originally inspired by "examples of same setting, different texts?" MusicaSacra forum thread. See the source code on GitHub.

See, e.g.: 1961 Solesmes Liber Usualis

Click on the chant name to expand/contract the collapsible. Click the chant image to open it up in GregoBase. Click the 🔍 to find similarities to the given chant.

  1. 🔍 100% UniversiUniversi
  2. 🔍 41% UniversiUniversi
  3. 🔍 37% UniversiUniversi
  4. 🔍 36% Surge DomineSurge Domine
  5. 🔍 35% Surge DomineSurge Domine
  6. 🔍 34% Qui confiduntQui confidunt
  7. 🔍 33% Memor fuiMemor fui
  8. 🔍 32% Surge DomineSurge Domine
  9. 🔍 32% UniversiUniversi
  10. 🔍 32% Custodi meCustodi me
  11. 🔍 31% Tota formosaTota formosa
  12. 🔍 30% Ecce quam bonum. V. QuoniamEcce quam bonum. V. Quoniam
  13. 🔍 30% Inveni DavidInveni David
  14. 🔍 29% Dulcis et rectusDulcis et rectus
  15. 🔍 29% Testis mihi estTestis mihi est
  16. 🔍 29% Qui confiduntQui confidunt
  17. 🔍 28% Deus sanguinemDeus sanguinem
  18. 🔍 28% Qui confiduntQui confidunt
  19. 🔍 28% AnnuntiateAnnuntiate
  20. 🔍 28% Custodi meCustodi me
  21. 🔍 28% Ecce sic benediceturEcce sic benedicetur
  22. 🔍 27% UniversiUniversi
  23. 🔍 27% GloriabunturGloriabuntur
  24. 🔍 27% Domine exaudiDomine exaudi
  25. 🔍 27% Ad te levaviAd te levavi
  26. 🔍 27% AnnuntiateAnnuntiate
  27. 🔍 27% AmbulateAmbulate
  28. 🔍 26% Ad te levaviAd te levavi
  29. 🔍 26% Ecce quam bonum. V. SicutEcce quam bonum. V. Sicut
  30. 🔍 26% AnnuntiateAnnuntiate
  31. 🔍 26% Veni sponsa ChristiVeni sponsa Christi
  32. 🔍 26% GloriosusGloriosus
  33. 🔍 26% Timebunt gentesTimebunt gentes
  34. 🔍 26% Stetit PontifexStetit Pontifex
  35. 🔍 26% Spera in DominoSpera in Domino
  36. 🔍 26% Ad te levaviAd te levavi
  37. 🔍 25% Exaltabo teExaltabo te
  38. 🔍 25% Inveni DavidInveni David
  39. 🔍 25% Tota formosaTota formosa
  40. 🔍 25% Angelis suisAngelis suis
  41. 🔍 25% Nunc ergoNunc ergo
  42. 🔍 25% Ad te levaviAd te levavi
  43. 🔍 25% Te Deum PatremTe Deum Patrem
  44. 🔍 25% Salvum fac servumSalvum fac servum
  45. 🔍 24% Manum suamManum suam
  46. 🔍 24% Manum suamManum suam
  47. 🔍 24% AmbulateAmbulate
  48. 🔍 24% Meum est consiliumMeum est consilium
  49. 🔍 24% Saepe expugnaveruntSaepe expugnaverunt
  50. 🔍 24% Ipse habetIpse habet
  51. 🔍 24% Sicut oculiSicut oculi
  52. 🔍 24% Ave Regina caelorumAve Regina caelorum
  53. 🔍 24% Custodi meCustodi me
  54. 🔍 24% Sacerdotes DeiSacerdotes Dei
  55. 🔍 24% De profundisDe profundis
  56. 🔍 24% Ecce sic benediceturEcce sic benedicetur
  57. 🔍 24% ImproperiumImproperium
  58. 🔍 24% Timete DominumTimete Dominum
  59. 🔍 24% Tu gloria Jerusalem (Tract)Tu gloria Jerusalem (Tract)
  60. 🔍 24% Sapientia aedificavitSapientia aedificavit
  61. 🔍 24% Domine Deus salutisDomine Deus salutis
  62. 🔍 23% Confitebor DominoConfitebor Domino
  63. 🔍 23% Nunc ergoNunc ergo
  64. 🔍 23% Ab ortu solisAb ortu solis
  65. 🔍 23% Gloria et divitiaeGloria et divitiae